#pragma once

#include"Protocol.hpp"
#include<memory>

class NetCal
{
public:
    NetCal()
    {}
    ~NetCal()
    {}
    std::shared_ptr<Response> Calculator(std::shared_ptr<Request> req)
    {
        auto resp=Factory::BuildResponseDefault();
        switch(req->Oper())
        {
            case '+':
            resp->_result=req->X()+req->Y();
            break;
            case '-':
            resp->_result=req->X()-req->Y();
            break;
            case '*':
            resp->_result=req->X()*req->Y();
            break;
            case '/':
            {
                if(req->Y()==0)
                {
                    resp->_code=1;
                    resp->_desc="dev zero";
                    break;
                }
                else
                {
                    resp->_result=req->X()/req->Y();
                }
            }
            break;
            case '%':
            {
                if(req->Y()==0)
                {
                    resp->_code=2;
                    resp->_desc="mod zero";
                    break;
                }
                else
                {
                    resp->_result=req->X()%req->Y();
                }
            }
            break;
            default:
            {
                resp->_code=3;
                resp->_desc="illegal operation";
            }
            break;
        }
        return resp;
    }
};